Aero Precision M4E1-T Complete Upper, 16″ 5.56 Mid-Length Barrel, RM15 – FDE
This complete upper includes our new ATLAS R-ONE Handguard! The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.
M4E1 Threaded Assembled Upper Receiver – Anodized Black
15″ ATLAS R-ONE M-LOK Handguard
16″ 5.56 CMV Barrel
Low Profile Gas Block and Mid-Length Gas Tube
Product comes assembled
This complete upper does not include BCG or Charging Handle.
M4E1 Threaded Upper Receiver
New enhanced forging that gives the upper receiver a “billet look”
New picatinny profile that blends seamlessly with our Enhanced Series Handguards
.250 takedown pin holes
Laser engraved T-marks
Includes port door and forward assist installed
ATLAS R-ONE Handguard
Full top picatinny rail for optional attachments
Quick disconnect sling socket at the 3, 6 and 9 o’clock positions
Compatible with low profile gas blocks
1.3” Inside diameter
1.5” Outside diameter
Compatible with mil-spec AR15 upper receivers and barrels
Learn More about our NEW ATLAS Handguards
16″ 5.56 Mid-Length Barrel
5.56 NATO 16″ Midlength, 1/7 twist, 4150 CrMoV, QPQ, gas port drilled
.750 gas block journal
Mid-length gas system, .0785 gas port
M4 Feed Ramp Extension
HP and MPI tested
Standard A2 flash hider
Magpul FDE Cerakote
|Gas Block Diameter||
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